how to wire a photocell from j-box in ceiling?

there is 120volts in j-box need to run wire out to photocell

Answers:
A photocell has a black wire (hot) red wire (switch leg) white (neutral) and green (ground). Easy to wire color to color.

Other answers:
Wiremold makes a special junction box for indoor situations, outdoors check out Bell weatherproof boxes.
Wiremold makes a special junction box for indoor situations, outdoors check out Bell weatherproof boxes.
photocell has 3 or 4 wires depending on brand. black red white and sometimes green. black is your line, red is your load (light fixture) and white is your neutral and green is of course ground.

a two wire to feed the p/c is all you need and a two wire from there to the light.

good luck
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